5mm Magnetic balls - The best science toy kit. 216 Balls

The most popular Desk Toy, also best Stress Buster toy.
It's a desk toy. It's a stress reliever. It's a super-strong magnet. Snap, pull, mold, squeeze, and construct an endless variety of shapes with the balls.

With the round magnetic balls you can create cool shapes like cubes, cylinders, and pyramids. You can even play "darts" on your refrigerator. Or just use them as small, but strong magnets for displaying photos or holding papers.

Features & specs
Made from neodymium rare-earth magnets
Super Strong - one little 5mm ball can hold a half-pound wrench
Ages: Adults only (Keep away from all children)
216 magnets 
5mm in diameter